IBM 6151 Maintenance And Service Manual page 115

8Fx
SCSI Bus Problem
Additional Tests: Run the RT PC SCSI Adapter Checkout to
isolate the problem to a device on the SCSI
bus.
Removal Procedure: None-
Repair Checkout: Run the RT PC SCSI Adapter Checkout.
91x
Attached Device
The device attached to the port indicated by the x in the 91x
SRA may be failing, however this documentation does not
support the device.
If the device is serviced by an IBM Service Representative, use
the service information with the device to resolve the problem.
If the device is not serviced by an IBM Service Representative,
analyze any other SRA numbers in your SRN. If they do not
resolve the problem, inform the customer that the problem is
not in the system unit. Contact the appropriate service
organization.
(6/88) Problem Isolation Charts 3-0020-37